从"Blog"仓库中分离出来

admin/src/app/services/link/link.service.spec.ts

@@ -0,0 +1,12 @@
+import { TestBed } from '@angular/core/testing';
+
+import { LinkService } from './link.service';
+
+describe('LinkService', () => {
+  beforeEach(() => TestBed.configureTestingModule({}));
+
+  it('should be created', () => {
+    const service: LinkService = TestBed.get(LinkService);
+    expect(service).toBeTruthy();
+  });
+});

admin/src/app/services/link/link.service.ts

@@ -0,0 +1,39 @@
+import {Injectable} from '@angular/core';
+import {HttpService} from '../http.service';
+import {Link} from '../../classes/link';
+import {Page} from '../../classes/page';
+
+@Injectable({
+    providedIn: 'root'
+})
+export class LinkService {
+
+    constructor(public http: HttpService) {
+    }
+
+    // 不采取存储page[] :: 数据量较少
+    public currentPage: Page<Link>;
+
+    getLinks(pageNum: number, pageSize: number) {
+        const observable = this.http.get(`/admin/links?page=${pageNum}&count=${pageSize}`);
+        observable.subscribe(data => {
+            if (data.code === 0) {
+                this.currentPage = data.result;
+            }
+        });
+        return observable;
+    }
+
+    update(submitBody: Link) {
+        return this.http.put('/admin/links/update', submitBody, true);
+    }
+
+    create(submitBody: Link) {
+        submitBody.id = null;
+        return this.http.post('/admin/links/create', submitBody, true);
+    }
+
+    delete(id) {
+        return this.http.delete(`/admin/links/del/${id}`);
+    }
+}